Cita APA (7a ed.)

Barbot, C. (2006). Low-cost airlines, secondary airports, and state aid: An economic assessment of the Ryanair-Charleroi Airport agreement. [s.n.].

Cita Chicago Style (17a ed.)

Barbot, Cristina. Low-cost Airlines, Secondary Airports, and State Aid: An Economic Assessment of the Ryanair-Charleroi Airport Agreement. [S.l.]: [s.n.], 2006.

Cita MLA (9a ed.)

Barbot, Cristina. Low-cost Airlines, Secondary Airports, and State Aid: An Economic Assessment of the Ryanair-Charleroi Airport Agreement. [s.n.], 2006.